To be able to upgrade FW through UART, a bootloader for nrf51822 is required in my project. I have tried out the example bootloader in SDK. But this example is using softdevice...
I followed the forum posts and nan-29 to get eclipse 4.3.2 to successfully connect to JLinkGDBServer via a Segger J-Link EDU on Ubuntu Linux.
I can start the GDB server...
I'm using Softedevice 6.0.0 and SDK 5.2. and Keil 4.7.
I Modified bootloader project so it compiles with both ble and hci transports. Currently I use button_0 and button_1...
I am working on the proj that needed 2 MCU and nrf51822 work as slave.
I would like to know any ref on how to firmware upgrade on board without external tool?
We're looking for a Nordic nRF51822 based low profile/small USB dongle that we can use for our iBeacon software.
It would need to come complete with casing and the ability...
Hi all,
i want to establish connection between two threads in cmsis-rtos, can i use
1) semaphore to do this?
2)message queue should be used or any other ipcs can be...
Hi,
I have two CPU in our product. (STM32F2 and Nordic nrf51422).
I use serialization function to link those two CPU(refer to ble_s110_serialization sample)
But I find...
Hi
I'm working with an nrf52840-dk on NCS 1.8.0.
I'm attempting to interface the board with an LS7366R quadrature counter over SPI; however, I'm not receiving any count...
hello Nordic
i am using ppk2 pca63100,
working on linux (manjaro), installed the nrfConnect v3.9.3 with power profiler v3.3.0
1. when i connect a device i have to...
This question relates to the unsatisfying reponse to ticket 283390.
The technology of the processor is not important. Arm Cortex processors are as fine as several others...
I am having trouble setting up a GPIO pin that will toggle when the radio is active on the network core. I have tried adding the code in bluetooth.c from the ppi_trace sample...
Hi everyone!
I am developing a board using a nrf52 as a BLE interface for an arduino. My idea in the future is update the firmware of the Nrf52 with OTA. But i wanna do...
Hello everyone. I am trying to set up a BLE central-peripheral network using nrf52840 based on NUS service. I need up to more than 10 peripherals which is customized board...
Hello there,
I'm trying to make a transceiver simulation on nRF24L01+ using Simulink. The block diagram provided in the documentation/datasheet was not clear enough for...
To create the prototype of a computer, which follows a non-von-Neumann-architecture, I am looking for an "Building Kit", which allows non-standard connections between computer...
Hi,
I'm trying to build my own "auto sleep" mechanism based on timers.
This is my code:
The timer works as expected, but when the soft_sleep function is reached, the...
We have a device that we are trying to implement an encrypted data transfer on. We wanted to lock down all the characteristics until we write a passkey on our security characteristic...
Hi there, I am trying to change the transmission power of the NRF5340 devices (for IEEE 802.15.4 radio) with Contiki-NG. With some other hardware (sky motes) that is based...
Hi, I am currently working on implement ble dfu on the nrf52840 dongle. I tried following this https://devzone.nordicsemi.com/guides/nrf-connect-sdk-guides/b/software/posts...
Hi,
Using Power Profiler v3.3.0 with PPK2 on Chrome on MacOS.
The screenshot action results in a chopped image. See the top part is missing?
When I remove (by commenting...
Hi,
I'm trying to interface to a third-party 802.15.4 RF chip using an nRF52833, where the received packets from the remote device have enabled AES-CTR encryption.
I started...
Hello everyone,
I am looking at the init structure of the NRF52832's RTC and I cannot find any explanation on the "reliable" variable.
I can see its usage in the driver...
